Senior Data Scientist – MMM & LTV

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London / £90000 - £90000 annum

INFO

Salary

SALARY:

£90000 - £90000

Location

LOCATION

London

Job Type
JOB TYPE

Permanent

This is an opportunity to take ownership of some of the most commercially important marketing measurement challenges in a growing, data-driven business. You will shape how marketing investment is allocated, influence acquisition strategy, and build the models that drive long-term growth.

The Company
They are a digital business investing heavily in customer acquisition and marketing analytics. With ambitious growth plans and a commitment to data-led decision making, they are looking to significantly increase marketing spend while ensuring every investment is measurable and effective.

Their analytics and data science function plays a role in strategic decision making, partnering closely with marketing leadership to optimise performance and identify scalable growth opportunities. The business embraces modern technologies and AI-enabled ways of working to maximise impact across the organisation.

The Role
As a Senior Data Scientist, you will work closely with the Head of Performance Marketing to evaluate marketing effectiveness, improve acquisition efficiency, and support significant budget growth.
Key responsibilities include:
  • Own and develop the Marketing Mix Modelling (MMM) framework to guide marketing investment decisions
  • Analyse channel effectiveness and identify diminishing returns across paid media channels
  • Build and maintain Lifetime Value (LTV) models that support acquisition and budgeting decisions
  • Measure marketing incrementality through experimentation, lift studies, geo-testing and causal inference techniques
  • Translate modelling outputs into clear budget recommendations and commercial actions
  • Partner with marketing stakeholders to optimise customer acquisition performance as marketing investment scales
  • Develop predictive models and advanced analytics solutions using Python and SQL
  • Leverage AI tools to accelerate coding, experimentation and analytical workflows
  • Drive best practice across marketing measurement, attribution and performance analytics
Your Skills & Experience
  • Strong commercial experience in Marketing Mix Modelling (MMM)
  • Experience measuring incrementality and designing marketing experiments
  • Expertise in customer lifetime value (LTV) modelling
  • Strong understanding of marketing performance, attribution and channel effectiveness
  • Advanced SQL and Python skills
  • Experience working with Snowflake and dbt
  • Strong statistical and causal inference knowledge
  • Ability to communicate complex analytical findings to non-technical stakeholders
  • Experience partnering closely with performance marketing teams
What They Offer
  • Salary up to £90,000
  • Fully remote working within the UK

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